ethtool: check the return value of get_regs_len

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The return type for get_regs_len in struct ethtool_ops is int,
the hns3 driver may return error when failing to get the regs
len by sending cmd to firmware.

Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Yunsheng Lin 2018-12-26 19:51:46 +08:00 • committed by David S. Miller

parent a3c9311f62

commit f9fc54d313

1 changed files with 10 additions and 2 deletions

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net/core/ethtool.c

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